5315-00-152-5306 INACTIVE Index 3120-00-152-5308 BUSHING,SLEEVE

National Stock Number:
5305-00-152-5307

Federal Supply Class:
5305

National Item Identification Number:
001525307

Description:
SCREW,CLOSE TOLERANCE

Detail:
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
64040V6-2256878SPS TECHNOLOGIES, LLC
64040V6-2280539SPS TECHNOLOGIES, LLC
AIC1023V6-2206725SPS TECHNOLOGIES, LLC
C387V6-2281755LOCKHEED MARTIN CORPORATION
CS318642V6-2293907TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
HR101V-6-2273197HI-SHEAR CORPORATION
HR101V-6-22L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
VT1039V6-2292215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
COUNTERSINK ANGLE60.15 DEGREES NOMINAL
FASTENER LENGTH1.854 INCHES MINIMUM AND 1.884 INCHES MAXIMUM
GRIP DIAMETER0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
GRIP LENGTH1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM
HEAD DIAMETER0.645 INCHES MINIMUM AND 0.673 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
MATERIAL DOCUMENT AND CLASSIFICATIONNAS621,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY UNS R54520 OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
SPECIAL FEATURESBEARING SURFACE OF HEAD GROOVED TO 0.472 IN. MIN 0.474 IN. MAX DIA,0.115 IN. MIN 0.120 IN. MAX LG FROM TOP OF HEAD
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.469 INCHES MINIMUM AND 0.519 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNJF


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